How do you restart furnace after changing filter?

If you want to restart, turn off the thermostat, turn off the AC circuit breaker in the breaker panel, and wait 30 minutes for the internal breaker to reset.Restart is like restart after power failure Turn off the thermostat, turn off the AC switch on the switch panel, turn on, wait 30 minutes for the internal switch to restart, and then turn on the thermostat.